/usr/bin/gnome-shell:11:meta_wayland_data_source_cancel:meta_selection_source_wayland_deactivated:_g_closure_invoke_va:g_signal_emit_valist:g_signal_emit_by_name

The Ubuntu Error Tracker has been receiving reports about a problem regarding gnome-shell. This problem was most recently seen with package version 3.34.1+git20191024-1ubuntu1, the problem page at https://errors.ubuntu.com/problem/bfae33153e95403126b6f11489857bf579e761ee contains more details, including versions of packages affected, stacktrace or traceback, and individual crash reports.
If you do not have access to the Ubuntu Error Tracker and are a software developer, you can request it at http://forms.canonical.com/reports/.